Find Postal Index Number(PIN) codes of India, Click any Town/Taluk below of District SUPAUL ,State BIHAR
| # | Town/Taluk | Post Offices |
| 1 | BASANTPUR | 3 |
| 2 | BIRPUR | 2 |
| 3 | CHATAPUR | 5 |
| 4 | CHATTAPUR | 1 |
| 5 | CHHATA PUR | 1 |
| 6 | CHHATAPUR | 16 |
| 7 | GAMAHARIA | 4 |
| 8 | GAMAHRIA | 1 |
| 9 | KISHANPUR | 10 |
| 10 | MARAUNA | 1 |
| 11 | NIRMALI | 15 |
| 12 | PIPRA | 1 |
| 13 | PIPRA BAZAR | 9 |
| 14 | PIPRABAZAR | 1 |
| 15 | PRATAPGANJ | 4 |
| 16 | RAGAHOPUR | 1 |
| 17 | RAGHOPUR | 34 |
| 18 | SAHARSA | 1 |
| 19 | SARAIGARH | 1 |
| 20 | SARAIGARH BHAPTIYAHI | 1 |
| 21 | SUPAUL | 66 |
| 22 | TRIBENIGANJ | 18 |
| 23 | TRIVENIGANJ | 12 |
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The postal system in India was Formed in 1 October 1854 under India Jurisdiction.Headquarters : Dak Bhawan, Sansad Marg, New Delhi
The Postal Index Number (PIN, or sometimes redundantly PIN code) is a six-digit postal code introduced on 15 August 1972. There are total of 19,101 PINs covering 154,725 post offices in India,
The PIN system is organised in the following way:
-The first digit indicates the zone.
-The first two digits indicate the sub-zone (or postal circle).
-The first three digits indicate a sorting district.
-The last three digits indicate the delivery post office.